JpegProcessor.cpp revision b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033
1ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala/* 2ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * Copyright (C) 2012 The Android Open Source Project 3ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * 4ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * Licensed under the Apache License, Version 2.0 (the "License"); 5ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * you may not use this file except in compliance with the License. 6ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * You may obtain a copy of the License at 7ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * 8ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * http://www.apache.org/licenses/LICENSE-2.0 9ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * 10ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * Unless required by applicable law or agreed to in writing, software 11ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * distributed under the License is distributed on an "AS IS" BASIS, 12ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * See the License for the specific language governing permissions and 14ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala * limitations under the License. 15ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala */ 16ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 174bb8118816874c696d9f1adab48490df1da365f7Eino-Ville Talvala#define LOG_TAG "Camera2-JpegProcessor" 18ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala#define ATRACE_TAG ATRACE_TAG_CAMERA 19ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala//#define LOG_NDEBUG 0 20ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 21a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray#include <netinet/in.h> 22a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 2373bbd1f1c493835f191ea2b0b72439292496b40aEino-Ville Talvala#include <binder/MemoryBase.h> 2473bbd1f1c493835f191ea2b0b72439292496b40aEino-Ville Talvala#include <binder/MemoryHeapBase.h> 25ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala#include <utils/Log.h> 26ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala#include <utils/Trace.h> 271a2952aee048ca7b1765e2bc09ebe9aeddaeafa3Mathias Agopian#include <gui/Surface.h> 28ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 297b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "common/CameraDeviceBase.h" 307b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/Camera2Client.h" 317b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/client2/Camera2Heap.h" 327b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/client2/CaptureSequencer.h" 337b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/client2/JpegProcessor.h" 34ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 35ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvalanamespace android { 36ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvalanamespace camera2 { 37ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 38da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville TalvalaJpegProcessor::JpegProcessor( 39d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala sp<Camera2Client> client, 40da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvala wp<CaptureSequencer> sequencer): 41ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Thread(false), 42d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala mDevice(client->getCameraDevice()), 43da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvala mSequencer(sequencer), 44d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala mId(client->getCameraId()), 45b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDone(false), 46b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureSuccess(false), 47ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala mCaptureStreamId(NO_STREAM) { 48ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 49ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 50da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville TalvalaJpegProcessor::~JpegProcessor() { 51ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGV("%s: Exit", __FUNCTION__); 52cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala deleteStream(); 53ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 54ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 5504f101c35eaa90b1f95939afac30674ec1611e6fDan Stozavoid JpegProcessor::onFrameAvailable(const BufferItem& /*item*/) { 56ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Mutex::Autolock l(mInputMutex); 57b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang ALOGV("%s", __FUNCTION__); 58b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang if (!mCaptureDone) { 59b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDone = true; 60b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureSuccess = true; 61b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDoneSignal.signal(); 62b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang } 63b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang} 64b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang 65b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wangvoid JpegProcessor::onBufferAcquired(const BufferInfo& /*bufferInfo*/) { 66b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang // Intentionally left empty 67b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang} 68b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang 69b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wangvoid JpegProcessor::onBufferReleased(const BufferInfo& bufferInfo) { 70b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang Mutex::Autolock l(mInputMutex); 71b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang ALOGV("%s", __FUNCTION__); 72b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang 73b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang if (bufferInfo.mError) { 74b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDone = true; 75b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureSuccess = false; 76b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDoneSignal.signal(); 77ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 78ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 79ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 80da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvalastatus_t JpegProcessor::updateStream(const Parameters ¶ms) { 81ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ATRACE_CALL(); 82ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGV("%s", __FUNCTION__); 83ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala status_t res; 84ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 85ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Mutex::Autolock l(mInputMutex); 86ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 87d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala sp<CameraDeviceBase> device = mDevice.promote(); 88d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala if (device == 0) { 89d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGE("%s: Camera %d: Device does not exist", __FUNCTION__, mId); 90d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala return INVALID_OPERATION; 91d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala } 92ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 93ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala // Find out buffer size for JPEG 9428c9b6f298134624cb52b1af4ed8716dddb983d3Zhijun He ssize_t maxJpegSize = device->getJpegBufferSize(params.pictureWidth, params.pictureHeight); 9528c9b6f298134624cb52b1af4ed8716dddb983d3Zhijun He if (maxJpegSize <= 0) { 9628c9b6f298134624cb52b1af4ed8716dddb983d3Zhijun He ALOGE("%s: Camera %d: Jpeg buffer size (%zu) is invalid ", 9728c9b6f298134624cb52b1af4ed8716dddb983d3Zhijun He __FUNCTION__, mId, maxJpegSize); 98ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return INVALID_OPERATION; 99ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 100ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 101ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (mCaptureConsumer == 0) { 102ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala // Create CPU buffer queue endpoint 1038aa0f0619ea867e8fb240cf27913d4f8ae767385Dan Stoza sp<IGraphicBufferProducer> producer; 1048aa0f0619ea867e8fb240cf27913d4f8ae767385Dan Stoza sp<IGraphicBufferConsumer> consumer; 1058aa0f0619ea867e8fb240cf27913d4f8ae767385Dan Stoza BufferQueue::createBufferQueue(&producer, &consumer); 1068aa0f0619ea867e8fb240cf27913d4f8ae767385Dan Stoza mCaptureConsumer = new CpuConsumer(consumer, 1); 107ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala mCaptureConsumer->setFrameAvailableListener(this); 108727d172137b4f32681c098de8e2623c0b65a6406Eino-Ville Talvala mCaptureConsumer->setName(String8("Camera2-JpegConsumer")); 1098aa0f0619ea867e8fb240cf27913d4f8ae767385Dan Stoza mCaptureWindow = new Surface(producer); 1102d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala } 1112d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala 1122d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala // Since ashmem heaps are rounded up to page size, don't reallocate if 1132d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala // the capture heap isn't exactly the same size as the required JPEG buffer 1142d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala const size_t HEAP_SLACK_FACTOR = 2; 1152d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala if (mCaptureHeap == 0 || 1162d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala (mCaptureHeap->getSize() < static_cast<size_t>(maxJpegSize)) || 1172d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala (mCaptureHeap->getSize() > 1182d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala static_cast<size_t>(maxJpegSize) * HEAP_SLACK_FACTOR) ) { 119ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala // Create memory for API consumption 1202d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala mCaptureHeap.clear(); 1212d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala mCaptureHeap = 1222d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala new MemoryHeapBase(maxJpegSize, 0, "Camera2Client::CaptureHeap"); 123a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (mCaptureHeap->getSize() == 0) { 124ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGE("%s: Camera %d: Unable to allocate memory for capture", 125d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala __FUNCTION__, mId); 126ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return NO_MEMORY; 127ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 128ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 129d309fb9c8a2c4564d88fffba19c4e3688e4b862bEino-Ville Talvala ALOGV("%s: Camera %d: JPEG capture heap now %zu bytes; requested %zd bytes", 1302d077d0acdbb26eeb1357489c999ec875f6ce297Eino-Ville Talvala __FUNCTION__, mId, mCaptureHeap->getSize(), maxJpegSize); 131ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 132ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (mCaptureStreamId != NO_STREAM) { 133ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala // Check if stream parameters have to change 134ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala uint32_t currentWidth, currentHeight; 135ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala res = device->getStreamInfo(mCaptureStreamId, 136d46a6b9fd8b2a4f9098757384711e2cd03a91651Eino-Ville Talvala ¤tWidth, ¤tHeight, 0, 0); 137ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (res != OK) { 138ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGE("%s: Camera %d: Error querying capture output stream info: " 139ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala "%s (%d)", __FUNCTION__, 140d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala mId, strerror(-res), res); 141ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return res; 142ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 143ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (currentWidth != (uint32_t)params.pictureWidth || 144ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala currentHeight != (uint32_t)params.pictureHeight) { 145ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("%s: Camera %d: Deleting stream %d since the buffer dimensions changed", 146d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala __FUNCTION__, mId, mCaptureStreamId); 147ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala res = device->deleteStream(mCaptureStreamId); 148dca254aef0c09867e50fe6613c6fad405de72842Igor Murashkin if (res == -EBUSY) { 149dca254aef0c09867e50fe6613c6fad405de72842Igor Murashkin ALOGV("%s: Camera %d: Device is busy, call updateStream again " 150dca254aef0c09867e50fe6613c6fad405de72842Igor Murashkin " after it becomes idle", __FUNCTION__, mId); 151dca254aef0c09867e50fe6613c6fad405de72842Igor Murashkin return res; 152dca254aef0c09867e50fe6613c6fad405de72842Igor Murashkin } else if (res != OK) { 153ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGE("%s: Camera %d: Unable to delete old output stream " 154ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala "for capture: %s (%d)", __FUNCTION__, 155d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala mId, strerror(-res), res); 156ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return res; 157ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 158ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala mCaptureStreamId = NO_STREAM; 159ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 160ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 161ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 162ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (mCaptureStreamId == NO_STREAM) { 163ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala // Create stream for HAL production 164ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala res = device->createStream(mCaptureWindow, 165ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala params.pictureWidth, params.pictureHeight, 1662cbf6cea23539bfe99e36d1d221de62255452e86Eino-Ville Talvala HAL_PIXEL_FORMAT_BLOB, HAL_DATASPACE_V0_JFIF, 167b97babb8c08969b55af3b6456d15f764c8873d3fYin-Chia Yeh CAMERA3_STREAM_ROTATION_0, &mCaptureStreamId); 168ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (res != OK) { 169ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ALOGE("%s: Camera %d: Can't create output stream for capture: " 170d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala "%s (%d)", __FUNCTION__, mId, 171ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala strerror(-res), res); 172ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return res; 173ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 174ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 175b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang res = device->addBufferListenerForStream(mCaptureStreamId, this); 176b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang if (res != OK) { 177b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang ALOGE("%s: Camera %d: Can't add buffer listeneri: %s (%d)", 178b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang __FUNCTION__, mId, strerror(-res), res); 179b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang return res; 180b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang } 181ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 182ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return OK; 183ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 184ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 185da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvalastatus_t JpegProcessor::deleteStream() { 186ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ATRACE_CALL(); 187ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 188ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Mutex::Autolock l(mInputMutex); 189ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 190ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (mCaptureStreamId != NO_STREAM) { 191d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala sp<CameraDeviceBase> device = mDevice.promote(); 192d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala if (device == 0) { 193d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGE("%s: Camera %d: Device does not exist", __FUNCTION__, mId); 194d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala return INVALID_OPERATION; 195d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala } 196ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 197ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala device->deleteStream(mCaptureStreamId); 198cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala 199cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala mCaptureHeap.clear(); 200cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala mCaptureWindow.clear(); 201cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala mCaptureConsumer.clear(); 202cf70d3469332445dc3ffd09729da3538612b1bb2Eino-Ville Talvala 203ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala mCaptureStreamId = NO_STREAM; 204ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 205ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return OK; 206ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 207ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 208da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvalaint JpegProcessor::getStreamId() const { 209ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Mutex::Autolock l(mInputMutex); 210ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return mCaptureStreamId; 211ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 212ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 213ddf3c5025e2f6f35a4c188c19f30142c64a092c4Igor Murashkinvoid JpegProcessor::dump(int /*fd*/, const Vector<String16>& /*args*/) const { 214ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 215ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 216da6665cbd06ca58d3357c3002b7366d13e23f152Eino-Ville Talvalabool JpegProcessor::threadLoop() { 217ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala status_t res; 218ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 219b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang bool captureSuccess = false; 220ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala { 221ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala Mutex::Autolock l(mInputMutex); 222b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang 223b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang while (!mCaptureDone) { 224b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang res = mCaptureDoneSignal.waitRelative(mInputMutex, 225ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala kWaitDuration); 226ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala if (res == TIMED_OUT) return true; 227ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 228b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang 229b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang captureSuccess = mCaptureSuccess; 230b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang mCaptureDone = false; 231ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 232ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 233b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang res = processNewCapture(captureSuccess); 234ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 235ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return true; 236ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 237ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 238b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wangstatus_t JpegProcessor::processNewCapture(bool captureSuccess) { 239ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala ATRACE_CALL(); 240ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala status_t res; 241ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala sp<Camera2Heap> captureHeap; 242138851bd3cadfb60238f87567e24808925731837Zhijun He sp<MemoryBase> captureBuffer; 243ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 244ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala CpuConsumer::LockedBuffer imgBuffer; 245ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 246b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang if (captureSuccess) { 247138851bd3cadfb60238f87567e24808925731837Zhijun He Mutex::Autolock l(mInputMutex); 248138851bd3cadfb60238f87567e24808925731837Zhijun He if (mCaptureStreamId == NO_STREAM) { 249138851bd3cadfb60238f87567e24808925731837Zhijun He ALOGW("%s: Camera %d: No stream is available", __FUNCTION__, mId); 250138851bd3cadfb60238f87567e24808925731837Zhijun He return INVALID_OPERATION; 251ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 252ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 253138851bd3cadfb60238f87567e24808925731837Zhijun He res = mCaptureConsumer->lockNextBuffer(&imgBuffer); 254138851bd3cadfb60238f87567e24808925731837Zhijun He if (res != OK) { 255138851bd3cadfb60238f87567e24808925731837Zhijun He if (res != BAD_VALUE) { 256138851bd3cadfb60238f87567e24808925731837Zhijun He ALOGE("%s: Camera %d: Error receiving still image buffer: " 257138851bd3cadfb60238f87567e24808925731837Zhijun He "%s (%d)", __FUNCTION__, 258138851bd3cadfb60238f87567e24808925731837Zhijun He mId, strerror(-res), res); 259138851bd3cadfb60238f87567e24808925731837Zhijun He } 260138851bd3cadfb60238f87567e24808925731837Zhijun He return res; 261138851bd3cadfb60238f87567e24808925731837Zhijun He } 262ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 263138851bd3cadfb60238f87567e24808925731837Zhijun He ALOGV("%s: Camera %d: Still capture available", __FUNCTION__, 264138851bd3cadfb60238f87567e24808925731837Zhijun He mId); 265ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 266138851bd3cadfb60238f87567e24808925731837Zhijun He if (imgBuffer.format != HAL_PIXEL_FORMAT_BLOB) { 267138851bd3cadfb60238f87567e24808925731837Zhijun He ALOGE("%s: Camera %d: Unexpected format for still image: " 268138851bd3cadfb60238f87567e24808925731837Zhijun He "%x, expected %x", __FUNCTION__, mId, 269138851bd3cadfb60238f87567e24808925731837Zhijun He imgBuffer.format, 270138851bd3cadfb60238f87567e24808925731837Zhijun He HAL_PIXEL_FORMAT_BLOB); 271138851bd3cadfb60238f87567e24808925731837Zhijun He mCaptureConsumer->unlockBuffer(imgBuffer); 272138851bd3cadfb60238f87567e24808925731837Zhijun He return OK; 273138851bd3cadfb60238f87567e24808925731837Zhijun He } 274a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 275138851bd3cadfb60238f87567e24808925731837Zhijun He // Find size of JPEG image 276138851bd3cadfb60238f87567e24808925731837Zhijun He size_t jpegSize = findJpegSize(imgBuffer.data, imgBuffer.width); 277138851bd3cadfb60238f87567e24808925731837Zhijun He if (jpegSize == 0) { // failed to find size, default to whole buffer 278138851bd3cadfb60238f87567e24808925731837Zhijun He jpegSize = imgBuffer.width; 279138851bd3cadfb60238f87567e24808925731837Zhijun He } 280138851bd3cadfb60238f87567e24808925731837Zhijun He size_t heapSize = mCaptureHeap->getSize(); 281138851bd3cadfb60238f87567e24808925731837Zhijun He if (jpegSize > heapSize) { 282138851bd3cadfb60238f87567e24808925731837Zhijun He ALOGW("%s: JPEG image is larger than expected, truncating " 2835c679d41714e42f153f6aeb492df54510a195bc1Colin Cross "(got %zu, expected at most %zu bytes)", 284138851bd3cadfb60238f87567e24808925731837Zhijun He __FUNCTION__, jpegSize, heapSize); 285138851bd3cadfb60238f87567e24808925731837Zhijun He jpegSize = heapSize; 286138851bd3cadfb60238f87567e24808925731837Zhijun He } 287138851bd3cadfb60238f87567e24808925731837Zhijun He 288138851bd3cadfb60238f87567e24808925731837Zhijun He // TODO: Optimize this to avoid memcopy 289138851bd3cadfb60238f87567e24808925731837Zhijun He captureBuffer = new MemoryBase(mCaptureHeap, 0, jpegSize); 290138851bd3cadfb60238f87567e24808925731837Zhijun He void* captureMemory = mCaptureHeap->getBase(); 291138851bd3cadfb60238f87567e24808925731837Zhijun He memcpy(captureMemory, imgBuffer.data, jpegSize); 292ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 293138851bd3cadfb60238f87567e24808925731837Zhijun He mCaptureConsumer->unlockBuffer(imgBuffer); 294138851bd3cadfb60238f87567e24808925731837Zhijun He } 295ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 296fe580e57081885dd6059e0d407a6cd96a1be7e51Eino-Ville Talvala sp<CaptureSequencer> sequencer = mSequencer.promote(); 297fe580e57081885dd6059e0d407a6cd96a1be7e51Eino-Ville Talvala if (sequencer != 0) { 298b0fdc1ed2182fe851ef7ca98a1b4a552b53b3033Shuzhen Wang sequencer->onCaptureAvailable(imgBuffer.timestamp, captureBuffer, !captureSuccess); 299ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala } 300fe580e57081885dd6059e0d407a6cd96a1be7e51Eino-Ville Talvala 301ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala return OK; 302ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala} 303ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala 304a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray/* 305a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * JPEG FILE FORMAT OVERVIEW. 306a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * http://www.jpeg.org/public/jfif.pdf 307a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * (JPEG is the image compression algorithm, actual file format is called JFIF) 308a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 309a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * "Markers" are 2-byte patterns used to distinguish parts of JFIF files. The 310a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * first byte is always 0xFF, and the second byte is between 0x01 and 0xFE 311a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * (inclusive). Because every marker begins with the same byte, they are 312a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * referred to by the second byte's value. 313a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 314a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * JFIF files all begin with the Start of Image (SOI) marker, which is 0xD8. 315a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * Following it, "segment" sections begin with other markers, followed by a 316a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 2-byte length (in network byte order), then the segment data. 317a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 318a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * For our purposes we will ignore the data, and just use the length to skip to 319a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * the next segment. This is necessary because the data inside segments are 320a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * allowed to contain the End of Image marker (0xFF 0xD9), preventing us from 321a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * naievely scanning until the end. 322a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 323a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * After all the segments are processed, the jpeg compressed image stream begins. 324a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * This can be considered an opaque format with one requirement: all 0xFF bytes 325a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * in this stream must be followed with a 0x00 byte. This prevents any of the 326a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * image data to be interpreted as a segment. The only exception to this is at 327a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * the end of the image stream there is an End of Image (EOI) marker, which is 328a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray * 0xFF followed by a non-zero (0xD9) byte. 329a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray */ 330a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 331a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Rayconst uint8_t MARK = 0xFF; // First byte of marker 332a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Rayconst uint8_t SOI = 0xD8; // Start of Image 333a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Rayconst uint8_t EOI = 0xD9; // End of Image 334a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Rayconst size_t MARKER_LENGTH = 2; // length of a marker 335a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 336a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray#pragma pack(push) 337a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray#pragma pack(1) 338a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Raytypedef struct segment { 339a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray uint8_t marker[MARKER_LENGTH]; 340a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray uint16_t length; 341a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray} segment_t; 342a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray#pragma pack(pop) 343a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 344a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray/* HELPER FUNCTIONS */ 345a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 346a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray// check for Start of Image marker 347a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Raybool checkJpegStart(uint8_t* buf) { 348a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return buf[0] == MARK && buf[1] == SOI; 349a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray} 350a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray// check for End of Image marker 351a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Raybool checkJpegEnd(uint8_t *buf) { 352a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return buf[0] == MARK && buf[1] == EOI; 353a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray} 354a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray// check for arbitrary marker, returns marker type (second byte) 355a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray// returns 0 if no marker found. Note: 0x00 is not a valid marker type 356a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Rayuint8_t checkJpegMarker(uint8_t *buf) { 357a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (buf[0] == MARK && buf[1] > 0 && buf[1] < 0xFF) { 358a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return buf[1]; 359a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 360a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return 0; 361a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray} 362a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 363a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray// Return the size of the JPEG, 0 indicates failure 3640fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Raysize_t JpegProcessor::findJpegSize(uint8_t* jpegBuffer, size_t maxSize) { 365a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size_t size; 366a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 3670fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray // First check for JPEG transport header at the end of the buffer 3680fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray uint8_t *header = jpegBuffer + (maxSize - sizeof(struct camera2_jpeg_blob)); 3690fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray struct camera2_jpeg_blob *blob = (struct camera2_jpeg_blob*)(header); 370a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (blob->jpeg_blob_id == CAMERA2_JPEG_BLOB_ID) { 371a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size = blob->jpeg_size; 372a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (size > 0 && size <= maxSize - sizeof(struct camera2_jpeg_blob)) { 373a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray // Verify SOI and EOI markers 374a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size_t offset = size - MARKER_LENGTH; 3750fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray uint8_t *end = jpegBuffer + offset; 3760fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray if (checkJpegStart(jpegBuffer) && checkJpegEnd(end)) { 377e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGV("Found JPEG transport header, img size %zu", size); 378a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return size; 379a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } else { 380a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray ALOGW("Found JPEG transport header with bad Image Start/End"); 381a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 382a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } else { 383e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGW("Found JPEG transport header with bad size %zu", size); 384a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 385a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 386a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 3870fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray // Check Start of Image 3880fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray if ( !checkJpegStart(jpegBuffer) ) { 389a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray ALOGE("Could not find start of JPEG marker"); 390a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return 0; 391a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 392a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 393a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray // Read JFIF segment markers, skip over segment data 394a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size = 0; 395a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray while (size <= maxSize - MARKER_LENGTH) { 3960fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray segment_t *segment = (segment_t*)(jpegBuffer + size); 397a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray uint8_t type = checkJpegMarker(segment->marker); 398a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (type == 0) { // invalid marker, no more segments, begin JPEG data 399e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGV("JPEG stream found beginning at offset %zu", size); 400a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray break; 401a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 402a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (type == EOI || size > maxSize - sizeof(segment_t)) { 403e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGE("Got premature End before JPEG data, offset %zu", size); 404a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return 0; 405a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 406a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size_t length = ntohs(segment->length); 407e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGV("JFIF Segment, type %x length %zx", type, length); 408a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size += length + MARKER_LENGTH; 409a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 410a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 411a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray // Find End of Image 412a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray // Scan JPEG buffer until End of Image (EOI) 413a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray bool foundEnd = false; 414ddf3c5025e2f6f35a4c188c19f30142c64a092c4Igor Murashkin for ( ; size <= maxSize - MARKER_LENGTH; size++) { 4150fa1e760f7093d025c977e5813e8d3a04c863ce3Alex Ray if ( checkJpegEnd(jpegBuffer + size) ) { 416a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray foundEnd = true; 417a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size += MARKER_LENGTH; 418a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray break; 419a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 420a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 421a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (!foundEnd) { 422a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray ALOGE("Could not find end of JPEG marker"); 423a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return 0; 424a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 425a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 426a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray if (size > maxSize) { 427e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGW("JPEG size %zu too large, reducing to maxSize %zu", size, maxSize); 428a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray size = maxSize; 429a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray } 430e5729fac81c8a984e984fefc90afc64135817d4fColin Cross ALOGV("Final JPEG size %zu", size); 431a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray return size; 432a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray} 433a6b4c40e70eafc5aba16163999de6d3e26667b89Alex Ray 434ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala}; // namespace camera2 435ea0d51b5ed0b474433b02414f9133b835f972569Eino-Ville Talvala}; // namespace android 436